If your phone doesn't want to boot up again after the update, it gets stuck in a black screen, follow this tutorial where we root the Galaxy SII with Odin and put an official Samsung Android 4 ICS on it.
You always wanted to visit the Grand Canyon but it isn't exactly nearby where you live? You can now click or swipe your way across the 75 miles of trails and surrounding roads, thanks to Google.
Explorer in Windows 8 is quite updated and it is as much as possible adapted to the user. They have also added the option to quickly access the Command Prompt terminal window.
If for some reason your Android powered smartphone does not perform as good as it used to, or you want to sell it I suggest you to bring it to its original factory state.
If you manage a Facebook Page there is a very useful feature you might have missed. You can schedule your posts in advance or you can even date them back down on the Page timeline.